colbert

Open-source inference server and production cluster for all the models your agent needs.

A Heterogeneous Benchmark for Information Retrieval. Easy to use, evaluate your models across 15+ diverse IR datasets.

Efficient Retrieval Augmentation and Generation Framework

🥤 RAGLite is a Python toolkit for Retrieval-Augmented Generation (RAG) with DuckDB or PostgreSQL

Late Interaction Models Training & Retrieval

Use late-interaction multi-modal models such as ColPali in just a few lines of code.

Neural Search

High-Performance Engine for Multi-Vector Search

Production inference for encoder models - ColBERT, GLiNER, ColPali, embeddings etc. - as vLLM plugins for online and in-process deployment

An easy-to-use python toolkit for flexibly adapting various neural ranking models to target domain.

This repository helps you evaluate your models on the FreshStack benchmark!

Tree-based indexes for neural-search

Fused Triton kernels for late-interaction (MaxSim) scoring

Evaluation of BEIR Datasets using ColBERT retrieval model

Optimised BAAI/bge-m3 serving with dense + sparse + ColBERT embeddings, async dynamic batching and pipeline GPU inference

Monolingual Italian late-interaction (ColBERT) retriever for search and RAG

Local corpus retrieval over your own text: BM25 + SPLADE v3 + ColBERTv2, with synthetic eval and an optional relevance judge

Open source ColBERT based document database

Production-quality AI search project exploring modern retrieval, reranking, RAG, fine-tuning, personalization and evaluation for travel search.

Python library for MUVERA multi-vector retrieval via Fixed Dimensional Encodings. ColBERT / ColQwen2 / ColQwen3.5 compatible.